KE may refer to:

  • Kappa Sigma
  • the code for Kildare, Ireland
  • Kinetic energy in physics
  • Knowledge engineering in computer science and in cognitive science
  • the country code for Kenya
  • the Kenyan TLD, .ke
  • an abbreviation for Cornell University co-ed a cappella singing group "The Key Elements"
  • the IATA alpha code designator for Korean Air
  • Košice, Slovakia
  • an extended family studied for a genetic language impairment

Ke may refer to :

  • Ke (unit), a traditional Chinese unit of decimal time lasting either 14.4 minutes or 15 minutes
  • Ke (kana), the romanisation of the Japanese kana け and ケ; see also Small ke
  • kē in Hanyu pinyin, written 柯 in Chinese
    • Ke (surname), a transliteration of a common Chinese surname
    • The Chinese name of Lithocarpus glaber, the Japanese oak, a tree species
  • Ké, the stage name of New York singer/songwriter/actor Kevin Grivois
  • Elimination rate constant, a value used in pharmacokinetics to calculate the rate at which drugs are removed from the system